S25.0Non-Billable (Header)Injury of thoracic aortaChild CodesS25.00Unspecified injury of thoracic aortaS25.01Minor laceration of thoracic aortaS25.02Major laceration of thoracic aortaS25.09Other specified injury of thoracic aortaCode Hierarchy└S25Injury of blood vessels of thorax└S25.0Injury of thoracic aorta└S25.0Injury of thoracic aorta